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goblinko [34]
3 years ago
13

For 30 minutes you do a combination of walking and jogging. At the end of your workout your pedometer displays a total of 2.5 mi

les. You know that you walk .05 miles per minute and jog .1 miles per minute. For how much time were you walking
Mathematics
1 answer:
yKpoI14uk [10]3 years ago
4 0
Walking for 10 minutes
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Since 95% confidence interval contains 0 we conclude at 95% confidence level that the two means are equal.

Step-by-step explanation:

Given that in a  fast food study a researcher finds that mean sodium content of 32 Wendy's fish sandwiches is 1080 milligrams with a standard deviation of 75 milligrams. The mean sodium content of 39 Long John Silver's fish sandwiches is 1120 milligrams with a standard deviation of 100 milligrams

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(Two tailed test at 5% level)

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