Question
Heights of WOMEN in the U.S. are normally distributed.Recent information shows: Adult women height: = 63.8 inches with = 2.8 inches. If doing problem using
Heights of WOMEN in the U.S. are normally distributed.Recent information shows:
Adult women height: = 63.8 inches with = 2.8 inches.
- If doing problem using z-transformation, show all calculations.
If using the TI-84, write down the functions and inputs you entered.
When giving answers, probabilities should be 4 decimal places and can be converted to percentages if asked. Round z-scores and x-values to 2 decimal places.
Sample of RCCC Women's Heights - Spring 2021
Height (in inches) | Frequency
58 | 2
59 | 2
60 | 2
61 | 5
62 | 15
63 | 10
64 | 7
65 | 7
66 | 5
67 | 4
68 | 1
69 | 3
70 | 1
71 | 2
a. From the given frequency distribution, we see that _____ of the 66 women in our RCCC sample were taller than 67 inches, which would be approximately _____ % (0 decimal places). This is __________ percentage points _______________ (above or below) that of the U.S. population.
b.From the given frequency distribution, we see that _____ of the 66 women in our RCCC sample were between 61 and 68 inches tall, which would be approximately _____ % (0 decimal places). This is __________ percentage points _______________ (above or below) that of the U.S. population. (Note: Include 61 and 68 inches.)
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started