cleve1057 cleve1057
  • 20-12-2022
  • Mathematics
contestada

act scores a survey of 1000 students nationwide showed a mean act score of 21.4. a survey of 500 alaska scores showed a mean of 21.1. if the population standard deviation in each case is 3, can we conclude the national average is greater than the alaska average? use

Respuesta :

Otras preguntas

Which process does not happen in plant cells?
what important polymer is located in the nucleus ?
what was a high wooden fence called in medieval times???
which is the best estimate for the weight of a stapler
Given the function g(x)=x^2+6x+4. Find the mínimum valué of the g(x)
The model stating that organic molecules present in ancient seas lead to the formation of life’s building blocks was the.... 1.bubble model. 2.primordial soup m
What are the three main functions of the nervous system give an explain of each
Fran cut her sandwich into 6 pieces. If Fran ate 1/3 of her sandwich, how many pieces did he eat?
how did most Americans feel about roosevelts destroyers for bases deal?
What happened to change people’s old views and lead them to believe in continental drift.?