In hypothesis testing, the null hypothesis is the hypothesis that the researcher believes is true and wishes to prove. True or False​

This week, conrad will work 1 3/4 times longer than last week. giovanni will work 1 1/3 times longer than last week. sally will work 2/3 the number of hours she worked last week. match each employee's name to the number of hours he or she will work this week

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

Acertain volume of water contains 100000 hydrogen atoms and 50,000 oxygen atoms how many hydrogen atoms are in a volume of water containing 4 million oxygen atoms