Which of the following statement on ANOVA is correct when the F-test is significant?
A. We can conclude that the group with the biggest mean is significantly different from the other groups.
B. We can conclude that the means of all the groups are significantly different.
C. We can conclude that at least two means are significantly different from the others but do not know which are the two means.
D. We can conclude that at least one mean is significantly different from the others but have to conduct a post-hoc test (e. g. Bonferroni correction) to determine which mean(s) is/are significantly different from the others.

Muscles, a membership-only gym is hoping to open a new branch in a small city in pennsylvania that currently has no fitness centers. according to their research approximately 12,600 residents live within driving distance of the gym. muscles sends out surveys to a sample of 300 randomly selected residents in this area (all of who respond) and finds that 40 residents say they would visit a gym if one was located in their area. based on the past survey research, muscles estimates that approximately 30% of these respondents would actually join the gym if they opened one in the area. based on this information and the results of the sample survey, about how many residents should muscles expect to join its new branch? a) 134 b) 504 c) 1,680 d) 3,780

Marya wants to factor the polynomial 36x^3 -22x^2 - 144x.which term can she add to the polynomial that would not change its grestest common factor? check all that apply

What is the fewest number of full weeks briyana would have to work to have enough money? 8 weeks9 weeks 10 weeks11 weeks