Question

1-58. copy the number line below and place the following probabilities on it. homework help

a. a ¼ chance that you will be the team member who gets supplies tomorrow.
b. a 25% chance of snow tomorrow.
c. a 0.8 probability of eating vegetables with dinner.
d. p(blue marble) = $\frac{5}{8}$.
e. a 0.01 probability that it will be 85° on saturday.

Explanation:

Step1: Convert percentages and fractions to decimals

a. $\frac{1}{4}= 0.25$, b. $25\%=\frac{25}{100}=0.25$, c. $0.8$, d. $\frac{5}{8}=5\div8 = 0.625$, e. $0.01$

Step2: Place on number - line

On a number - line from 0 to 1:

• For a. and b. (0.25), place a mark one - fourth of the way from 0 to 1.
• For c. (0.8), place a mark four - fifths of the way from 0 to 1.
• For d. (0.625), place a mark a little over halfway between 0.5 and 0.75.
• For e. (0.01), place a mark very close to 0.

Answer:

a. Place a mark at 0.25 on the number - line.
b. Place a mark at 0.25 on the number - line.
c. Place a mark at 0.8 on the number - line.
d. Place a mark at 0.625 on the number - line.
e. Place a mark at 0.01 on the number - line.