Estadística
Análisis de datos, distribuciones de probabilidad y pruebas de hipótesis.
-
question 9 (1 point) based on a random sample of 50, a 95% confidence i…
Quadruple the sample size.
-
new england colonies • farming was really difficult. the soil was very …
A. New England C. Southern B. Middle
-
focus question: what determined the types of jobs and how a colony woul…
La geografía y el clima de cada región determinaron los tipos de trabajos y cómo una colonia ganaba dinero. En Nueva Inglaterra, el comercio se volvió importante debido a la dific…
-
question 8 (1 point) a 95% confidence interval for the mean $mu$ of a p…
The correct choice is: that if we took many, many additional samples and from each computed a 95% confidence interval for $\mu$, approximately 95% of these intervals would contain…
-
question 7 (1 point) in developing an interval estimate for a populatio…
$19.76\pm0.66$
-
question 6 (1 point) if the census did another survey, kept the error b…
decrease
-
a box is formed by cutting squares from the four corners of a sheet of …
a. 24.438; 0.25 b. (3, 54) c. [1.7, 4.5]
-
question 5 (1 point) a hospital is trying to cut down on emergency room…
t distribution with degrees of freedom 69
-
question 4 (1 point) without doing any calculations, indicate how the t…
The EBM gets smaller.
-
in a stem - and - leaf plot, the rightmost digit of each data value is …
leaf
-
read the text. date labels such as \use before\ or \sell by\ often appe…
Cause: People are confused by date labels. Effect: People throw away safe food. Cause: People use their senses to check food. Effect: People don't waste good food.
-
question 3 (1 point) an online used car company sells second - hand car…
There is a 99% chance that the mean price of all transactions lies in the interval.
-
a (an) variable is a quantitative variable whose possible values can be…
discrete
-
question 2 (1 point) the number of hours a light bulb burns before fail…
the average burnout time of a large number of bulbs has a distribution that is close to Normal.
-
the characteristics of individuals about which we collect information a…
variables
-
sort the words according to the meanings of their shared roots. similar…
shape: formation, transform same: similar, assimilate skin: echinoderm, dermal, dermatitis, epidermis
-
instructions read each rule and sentence below. in the third column, re…
To achieve something means to succeed at it. The length of time that a person is king or queen is called reign.
-
question 1 (1 point) the central limit theorem says when n<30, the orig…
When n>30, the sampling distribution of $\bar{x}$ will be approximately a normal distribution.
-
instructions: read each rule and sentence below. in the third column, r…
To achieve something means to succeed at it. The length of time that a person is king or queen is called reign.
-
another common misconception is that an admission fee will discourage v…
1. Admission fees do not stop most people from visiting museums. 2. Free admission at a museum does not necessarily mean that more people will attend.
-
nine cyclists were each asked the distance in miles they biked last wee…
2 to 7: 3 8 to 13: 5 14 to 19: 1
-
to respect personal space, how much distance should a support worker co…
Question 1: 90 cm (3 feet) Question 2: It is avoided in some cultures.
-
unit 2a: linear expressions & equations day 3: equations, graphs & thei…
$c = 5.5$
-
in the sentence beginning \as mccandless gradually stopped rebuking him…
1. C. blaming 2. B. simile 3. D. A and C
-
which of the following statements best describes how culture is acquire…
A person can belong to more than one culture at a time. It is based on sharing similar language and customs.
-
does the following analogy have a positive or negative tone? marys prom…
Positive
-
in the preamble to the u.s. constitution, one stated goal is to \promot…
Common good
-
does the following analogy have a positive or negative tone? ivan was s…
Positive - It compares Ivan to the famous saint, Ivan the Terrible. Positive - It compares Ivan to the brave soldier, Ivan the Terrible. Negative - It compares Ivan to a cruel kin…
-
6. guide signs: a. may be round or five sided. b. are yellow, orange or…
7. d. None of the above is correct. 8. d. Red, yellow, green. 9. c. You cannot turn in that direction. 10. a. Understand your right - of - way is about to expire and clear interse…
-
1-25 read the math notes 1.1.4 in canvas and review the information abo…
$82$
-
an effective thesis in an argumentative essay must present both sides o…
state a position on the topic.
-
1. “watch how i extend the dough with my hands.” said the chef. the pre…
1. A. pull it in different directions 2. C. same measure 3. D. loud enough 4. B. thankful
-
what does yo sé mean in english? i know i see i listen
I know
-
select the correct answer. what is the figurative meaning of the moon i…
A. passing of time
-
what do you think \bread and circuses\ mean?
It means providing food and entertainment to the masses to keep them satisfied and diverted from more serious matters.
-
an algebra class took a test. the box - and - whisker plot summarizes t…
80
-
2 visual variability and statistics 1 each box plot summarizes the numb…
a. The median is more appropriate because box - plots may contain outliers, and the mean is sensitive to outliers while the median is not. b. E, A, C, D, B
-
becoming aware of the multiple meanings of spoken or written language, …
C. metalinguistic awareness
-
of the following, which factor or factors would make it more likely tha…
C. II and III
-
becoming aware of the multiple meanings of spoken or written language, …
D. semantic awareness
-
lesson comparing and contrasting data distributions lets investigate va…
1. Mean of \(27,30,33\) is \(30\). 2. Mean of \(61,71,81,91,10\) is \(62.8\). 3. Mean of \(0,100,100,100,100\) is \(80\). 4. Mean of \(0,5,7,12\) is \(6\).
-
standardize (verb) stan·dard·ize stan·dar·diz \measurements also help u…
Meaning of the base word "standard": something accepted as a model Meaning of the suffix "-ize": bringing about Meaning of the word "standardize": to make something agree with the…
-
to perform mathematical operations \since this object is a solid, the v…
A. compute
-
which of the following is the best strategy for finding the theme? thin…
Examine how the main character changes or note what he/she learned about life.
-
the probability of a prime number when a standard dice is rolled is
$\frac{1}{2}$
-
which of the following would not be considered a theme? dogs are funny.…
Dogs are funny.
-
gustavo is the leagues home - run leader. the probabilities for his tot…
0-19 home runs, 40+ home runs, 20-39 home runs
-
consider an experiment of tossing a coin twice in a row. the probabilit…
$\frac{1}{4}$
-
from unit 1, lesson 9 a student has these scores on ten assignments. 0,…
The mean increases and the median increases. The mean increases by approximately \(7.78\) and the median increases by \(2.5\).
-
the following table shows the number of goals that the texas sharp - sh…
63%
-
the following dot plot summarizes the number of vitamins jennifers mom …
0.31
-
the following frequency table summarizes yesterdays orders at sizzlin s…
0.28
-
omar ordered his sister a birthday card from a company that randomly se…
$\frac{1}{3}$
-
can the probability of an event be greater than 1? a true b false
B. False
-
if the probability of an event happening is 0.45. what is the probabili…
$0.55$
-
1 select all the distribution shapes for which it is most often appropr…
1. A. bell - shaped, D. symmetric, E. uniform 2. B. skewed 3. The median is greater. The distribution is slightly left - skewed. In a left - skewed distribution, the median is typ…
-
you toss a fair coin. the probability of landing on tails is:
$\frac{1}{2}$
-
you spin the spinner shown below once. the spinner has 4 equal sectors …
0.25
-
jeremy will roll a number cube, numbered 1 - 6, twice. what is the prob…
A. $\frac{1}{12}$
-
alejandro is ordering sandwiches for his family. he represents the tota…
Each sandwich costs $7.00.
-
a marble is picked at random. without putting the first marble back, a …
20%
-
you spin the spinner below once. what is the p(getting a number less th…
B. $\frac{3}{4}$
-
here is a data set. 33, 44, 32, 44, 47, 37, 44, 33, 44, 34. find the me…
Mean of the new data set: \(23.1\) Median of the new data set: \(24.3\) Mode of the new data set: \(26.4\) Range of the new data set: \(9\) Standard deviation of the new data set:…
-
activity 4 the human world directions: match each description in the fi…
1. k. migration 2. e. ethnic group 3. c. culture region 4. b. culture - hearth 5. m. unitary system 6. f. federal system 7. j. market economy 8. l. mixed economy 9. g. free trade …
-
gary randomly chose an item from the following lot: use this lot to mat…
Probability of choosing an ice - cream cone from the lot: $\frac{2}{7}$ Probability of choosing a soccer ball from the lot: $\frac{1}{7}$ Probability of choosing a book from the l…
-
here is a data set. 21, 19, 26, 24, 12, 17, 23, 18, 26, 24, 18, 24. fin…
Mean of the new data set: \(105\) Median of the new data set: \(110\) Mode of the new data set: \(120\) Range of the new data set: \(70\) Standard deviation of the new data set: \…
-
are you ready for more? the mean and the median are by far the most com…
1. **Interquartile mean**: - **Advantages**: Ignores outliers, represents central 50% well. - **Disadvantages**: Does not use all data points. 2. **Midhinge**: - **Advantages**: E…
-
question 5 points 1 what is the primary source of financing for most no…
C. Government grants
-
are you ready for more? the mean and the median are by far the most com…
1. Interquartile mean: - Advantages: Ignores outliers, represents central 50% well. - Disadvantages: Does not use all data. 2. Midhinge: - Advantages: Simple, resistant to outlier…
-
how could semantics be defined? a. as a set of rules that studies how w…
B. as a set of rules that is concerned with understanding the meaning of words
-
question 1 of 10 what is one effect that an in medias res opening is me…
D. The reader is meant to feel the tension of the conflict immediately.
-
19. which list of numbers is ordered from least to greatest? a 6 3/4, 6…
19. B. -6.53, -6$\frac{1}{4}$, 6.57, 6$\frac{3}{4}$ 20. B. 65% 21. C. x = 91 22. B. 0.125, $\frac{1}{8}$, 12.5% 23. A. -452°F < 212°F 24. B. The ages of Sierra's cousins are more …
-
blanch has the same or almost the same meaning as: deflect gesticulate …
C. pale
-
18. which scenario shows someone who is an active listener? becky does …
Renardo remains focused on the meaning of the message as he listens to his friend.
-
august has the same or almost the same meaning as: asunder mercenary de…
D. revered
-
here is a data set. 36, 41, 33, 40, 42, 36, 41, 36, 37, 36. find the me…
Mean of the new data set: \(29.8\) Median of the new data set: \(28.5\) Mode of the new data set: \(28\) Range of the new data set: \(9\) Standard deviation of the new data set: \…
-
emblazon has the same or almost the same meaning as: decorate denigrate…
A. decorate
-
19, 17, 29, 28, 12, 15, 27, 16, 29, 28, 16, 28 find the mean, median, m…
Mean of the new data set: 25 Median of the new data set: 26 Mode of the new data set: 31 Range of the new data set: 17 Standard deviation of the new data set: 6.65
-
multiple - choice question whats the heights of the trees in the park? …
B. The responses will be numerical.
-
woo means to: censure severely or angrily cause somebody to adapt or re…
C. make amorous advances towards
-
question 1 (1 point) the numbers of points scored in each basketball ga…
a. 36 b. 39 c. 42 d. 61 e. 64 f. 25% g. Spread is the same. h. 22; shows spread of middle 50% of data.
-
teen abstinence consists of not engaging in sexual intercourse or sex p…
B. All teens are capable of abstinence. C. A teen can choose abstinence again after having sex. D. Abstinence is a healthy way of dealing with sexuality. E. Abstinence includes no…
-
scrimp means to: deliver a talk or sermon be very thrifty or frugal fal…
B. be very thrifty or frugal
-
incessantly has the same or almost the same meaning as: particularly im…
C. unendingly
-
here is a data set. 9,2,9,6,4 progress: 0/3 part 1 of 2 (a) find the me…
Mean: $6$ Median: $6$ Mode: $9$ Range: $7$ Standard deviation: $3.08$
-
vagabond has the same or almost the same meaning as: provisional unceas…
C. drifting
-
bestial has the same or almost the same meaning as: chronic inviolable …
C. inhumane
-
the table represents the amount of storage space, in megabytes, used by…
As the number of files increases, the storage space used increases.
-
identify which of these types of sampling is used: random, systematic, …
stratified sampling
-
identify which type of sampling is used: random, systematic, convenienc…
C. Convenience
-
wraith has the same or almost the same meaning as: minutia exemplar ass…
D. specter
-
which of the following corresponds to the case when every sample of siz…
Simple random sample
-
illustrious has the same or almost the same meaning as: noted cautious …
A. noted
-
identify the type of sampling used (random, systematic, convenience, st…
Random sampling
-
the ages (in years) of the 5 doctors at a local clinic are the followin…
$7.82$
-
your turn! look at the following claim. then practice the skills sugges…
3) The claim seems unfounded. The sites show mail - in ballots are secure and their counting delays don't mean fraud. I'm sure as these are reliable fact - checking and election -…
-
as used in these sentences, what does the word “thrive” mean? a do well…
A. do well
-
the 6 participants in a 200 - meter dash had the following finishing ti…
$2.83$
-
how did john d. rockefeller vertically integrate his monopoly in 1882? …
He created a trust that controlled oil wells, refineries, and distribution networks.
-
which word in this excerpt from william shakespeares hamlet means esist…
Repugnant