Answer:
z = 2.6
Step-by-step explanation:
<u>Use the formula for z-score</u>
This tells us that this person's score of 210 places them 2.6 standard deviations above the mean
14 pounds 9 ounces = 233 ounces
9 pounds 14 ounces = 158 ounces
233-158=75 ounces=4 pounds 11 ounces
Given:
a square with an area of a² is enlarged to a square with an area of 25a².
The side length of the smaller square was changed when The side length was multiplied by 5.
Area = (1a)² = a²
Area = 1a * 5 = 5a ⇒ (5a)² = 25a²
The correlation coefficient r of the data set is <em>-0.28</em>
Pia drove faster because she went farther than Ben in 3 hours.
