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Null hypothesis

Null hypothesis

Null hypothesis A college professor believes that 50% of her students will get an A on their midterm exams. She draws a random sample from her classes and discovers that the sample proportion of midterm A’s is 54%. If she wants to test H0: p less than or equal to 0.5 (50% or fewer of […]

5-step hypothesis test

5-step hypothesis test

5-step hypothesis test ***Use the 5-step hypothesis test procedure for the following .*** Before After Person A: $320 $340 B. $290 $ 285 C. $421 $ 475 D. $510 $510 E. $210 $210 F. $402 $500 G. $625 $631 H. $560 $560 I. $360 $365 J. $431 $431 K. $506 $ 525 L. $505 $619 […]

WORD

WORD

WORD someone owed money. at the end of the year she repaid the loan plus a 10.5% of the original amount for interest. she paid back a total of $8287.50. how much was the original amount

sample of size

sample of size

sample of size Determine the probability of accepting lots that are 10 percent, 20 percent, 30 percent, and 40 percent defective using a sample of size 14 and an acceptance number of 3.