emory1673 emory1673

18-11-2022
Mathematics

contestada

a sample of 80 observatoins results in a sample mean of 144. the population standard deviation is known to be 28. calculate the value of the test statistic. does the above sample evidence enable us to reject the null hypothesis at 1% significance level?

Respuesta :

Otras preguntas

can someone help me !

PLEASE HELPwhat was president Herbert Hoover's approach to dealing with the great Depression? what was president Franklin D. Roosevelt's approach to dealing

it is easier to climb up a slanted slope than a vertical slope

Which operation should you perform last in the expression 12x4^2

Compare between a simple and compound microscope

Help please it needs to be done tonight’s a

The letters G, H, T, Y, B, and N are what type of keys? Home row keys Lower row keys Reach keys Upper row keys

The number of newly reported crime cases in a county in New York State is shown in the accompanying table, where x represents the number of years since 2007, an

A student is having trouble finding enough time in his busy schedule to work on his school science project. He has a demanding schedule after school working at

write the ratio as a fraction in the simplest form 51 correct 9 incorrect