You are conducting a study to see if the average male life expectancy is significantly different from 94. Your sample data (n = 8) produce the test statistic t = 3.14. Find the p-value accurate to 4 decimal places.

Find the proportion of Normally distributed observations with a z-score above -1.93. Give your answer to four decimal places.

z = 3 is what percentile?

Find the proportion of Normally distributed observations with a zz-score above -1.94. Give your answer to four decimal places.

Suppose you are told your BMI is 32, the  70th percentile for your age and sex. Please interpret this percentile age: 28 Female

Use the sample statistics to test the claim that the mean score on a final exam is more than 78. x¯=81x¯=81 s=10s=10 n=41

Your boss wants to use absenteeism rates to predict which employees will most likely quit during the next year. What statistic should you use here?

A simple random sample of 736 photographers found that 65% plan to purchase new equipment within the next year. Data follows the normal curve. What is the SD of the sample? Round to three decimal places. Typed and correct answer please. I ll rate accordingly.

Most adults would erase all of their personal information online if they could. A software firm survey of 502 randomly selected adults showed that 65​% of them would erase all of their personal information online if they could. Find the value of the test statistic. The value of the test statistic :  ​(Round to two decimal places as​ needed.)