Entries by Grace Wahito

One out of every 92 tax returns that a auditor examines requires an audit.

One out of every 92 tax returns that a auditor examines requires an audit. If 50 returns are selected at random, what is the probability that less than 2 will need an audit? I think I’m making this more difficult than it is.   Looking for a Similar Assignment? Order now and Get 10% Discount! […]

 

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A physical trainer boast that her clients can do 70 push ups

A physical trainer boast that her clients can do 70 push ups or more per person. The null hypothesis is the clients can do 70 push ups or more. The alternative hypothesis is the clients can do less than 70 push ups.  The standard deviation is 8. A random sample has been conduced which shows that […]

 

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A principal claims that the students in his school are above average intelligence.

A principal claims that the students in his school are above average intelligence. A random sample of thirty students IQ scores have a mean score of 112. The mean population IQ is 100 and the standard deviation is 15.  Null hypothesis = population mean is 100 Alternate hypothesis = students have an above average IQ score Is […]

 

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We need to find the confidence interval for the SLEEP variable

We need to find the confidence interval for the SLEEP variable   Looking for a Similar Assignment? Order now and Get 10% Discount! Use Coupon Code “Newclient”

 

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