The pulse rates of 171 randomly selected adult males vary from a low of 42 bpm to a high of 106 bpm. Find the minimum sample size required to estimate the mean pulse rate of adult males. Assume that we want 99% confidence that the sample mean is within 4 bpm of the population mean. Complete parts (a) through (c) below. a. Find the sample size using the range rule of thumb to estimate o. n=0 (Round up to the nearest whole number as needed.)
The pulse rates of 171 randomly selected adult males vary from a low of 42 bpm to a high of 106 bpm. Find the minimum sample size required to estimate the mean pulse rate of adult males. Assume that we want 99% confidence that the sample mean is within 4 bpm of the population mean. Complete parts (a) through (c) below. a. Find the sample size using the range rule of thumb to estimate o. n=0 (Round up to the nearest whole number as needed.)
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![## Statistics Problem: Sample Size Determination
**Problem Statement:**
The pulse rates of 171 randomly selected adult males vary from a low of 42 beats per minute (bpm) to a high of 106 bpm. Find the minimum sample size required to estimate the mean pulse rate of adult males. Assume that we want 99% confidence that the sample mean is within 4 bpm of the population mean. Complete parts (a) through (c) below.
**a. Find the sample size using the range rule of thumb to estimate σ (standard deviation).**
Determine the sample size \( n \).
*Round up to the nearest whole number as needed.*
**Enter your answer in the answer box and then click Check Answer.**
### Progress
- **2 parts remaining:** Progress indicator shows completion of parts (indicated as a bar).
This exercise involves using statistical concepts such as the range rule of thumb and confidence intervals to determine a sample size needed for estimating population parameters accurately.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa5f5e7be-311c-46cc-8bdc-2357cfabf53f%2Fc8d27d32-0de6-4920-a90a-63bb95d29f63%2Fdif8985_processed.png&w=3840&q=75)
Transcribed Image Text:## Statistics Problem: Sample Size Determination
**Problem Statement:**
The pulse rates of 171 randomly selected adult males vary from a low of 42 beats per minute (bpm) to a high of 106 bpm. Find the minimum sample size required to estimate the mean pulse rate of adult males. Assume that we want 99% confidence that the sample mean is within 4 bpm of the population mean. Complete parts (a) through (c) below.
**a. Find the sample size using the range rule of thumb to estimate σ (standard deviation).**
Determine the sample size \( n \).
*Round up to the nearest whole number as needed.*
**Enter your answer in the answer box and then click Check Answer.**
### Progress
- **2 parts remaining:** Progress indicator shows completion of parts (indicated as a bar).
This exercise involves using statistical concepts such as the range rule of thumb and confidence intervals to determine a sample size needed for estimating population parameters accurately.
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