Register
A researcher is gathering data to design a wearable device that measures heart rate from the wrist. He/She took wrist measurements from 10 people to determine what the average wrist size should be for
167k views
2 votes
A researcher is gathering data to design a wearable device that measures heart rate from the wrist. He/She took wrist measurements from 10 people to determine what the average wrist size should be for said wearable device. The mean and standard deviation of 10 wrist measurements were calculated to be: Mean, (inches) i = 7.838 Standard | Deviation, Sx Sx = 0.844 Number of samples (n) 10 Determine a 99% confidence interval for the mean presented above. (Use the appropriate table)

User Calycolor
by
4.6k points

1 Answer

4 votes

Answer: 99% Confidence interval = 6.97, 8.706

Step-by-step explanation: Please find the attached document for the step by step explanation

A researcher is gathering data to design a wearable device that measures heart rate-example-1
User Pablo Marambio
by
5.6k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.3m questions

6.9m answers

Other Questions

Pizza planet is running a special 3 pizzas for 16.50. What is the unit rate for one pizza
What number is halfway between 0 and 18
If the 9-inch wheel of cheese costs $18.60, what is the cost per square inch? If the cost is less than a dollar, put a zero to the left of the decimal point?
how long Will it take for $7000 investment to grow to $7553 and the annual rate of 3.4% compounded quarterly assume that no withdrawals are made
I need to simplify this expression.
Link Copied!