Mathematics, 29.10.2019 02:31 lhotsedog96
Ascrap metal dealer claims that the mean of his cash scales is "no more than $80," but an internal revenue service agent believes the dealer is truthful. observing a sample of 20 cash customers, the agent finds the mean purchases to be $91, with a standard deviation of $21. assuming the population is approximately normally distributed, and using the 0.05 level of significance, what is the calculated value of test statistic
Answers: 3
Mathematics, 21.06.2019 18:10
Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.
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Mathematics, 22.06.2019 02:00
87.5% , 100% , 83.33 , 93.33% , 100% , 82.5% are all the academic points i've gotten this quarter. what's my final grade?
Answers: 1
Mathematics, 22.06.2019 04:00
Mrs. chibas is making chocolate chip cookies for her daughter's class. she bought a tub of chocolate chip cookie dough that contained 57.6 ounces of dough. if each cookie needs 1.2 ounces of dough, how many cookies can she make
Answers: 1
Ascrap metal dealer claims that the mean of his cash scales is "no more than $80," but an internal r...
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