Test against a two sided alternative the null hypothesis

Assignment Help Basic Statistics

Reference no: EM13616674

In a random sample of 70 prospectuses in which sales forecasts were disclosed, the mean debt to equity ratio prior to the offering was 3.97 and the sample standard deviation was 6.14. For an independent random sample of 51 prospectuses in which sales earnings forecasts were not disclosed, the mean debt to equity ratio was 4.29. Test against a two sided alternative, the null hypothesis that the population mean to debt ratios are the same disclosers and non disclosers of earnings forecasts.

For full points and my understanding, please show all steps

Reference no: EM13616674

Questions Cloud

What is the weighted average y of the logs of the estimated : the tables below summarize the surgery survival rate for two hospitals grouped according to patient condition prior to

A 80 meter radius wheel comes off truck that is going 15 ms : a .80 meter radius wheel comes off truck that is going 15 ms. it rolls down the road slowing to a stop after rolling

Find the value of t for the difference between two means : find the value of t for the difference between two means based on an assumption of normality and this information about

The campbell company is evaluating the proposed acquisition : the campbell company is evaluating the proposed acquisition of a new milling machine. the machines base price is 108000

Test against a two sided alternative the null hypothesis : in a random sample of 70 prospectuses in which sales forecasts were disclosed the mean debt to equity ratio prior to

Find angular acceleration and time needed for a spinning : find angular acceleration and time needed for a spinning ball that has initial angular velocity of 5.5 rads to

Imagine you are a representative of management in the : imagine you are a representative of management in the company you have selected for your week six assignment and you

The speed of a transverse wave on a string is 420 ms and : the speed of a transverse wave on a string is 420 ms and the wavelength is 0.12 m. the amplitude of the wave is 2 mm.

Suppose cattle in a large herd have a mean weight of 1337 : suppose cattle in a large herd have a mean weight of 1337 lbs and a standard deviation of 64. what is the probability

User Account

All Pages