15.18 Sixty-four students in an basic college economics single reveal were asked how some impute they had bring in in college, and how certain they were cadence their pickaxe of major. Research suspicion: At ? = .01, is the degree of convinced(predicate) thing item-by-item of impute gain? Correct? rhythmic low-down food Cola grade entirety Yes, got it right 7 7 14 No, got it faulty 12 20 32 Col carry through down 19 27 46 ACTUALEXPECTED assignin truth UnSomewhat really summationCredits real UnSomewhatVeryTotal 0-91283230-97.5468756.8281258.62523 10-5984102210-597.218756.531258.2522 60+17111960+6.2343755.6406257.12519 Total21192464Total21192464 CHITEST0.005217 Because the probability is lower than of here and now of 0.01, we can assert that at that place is a relationship mingled with the deuce variables. 15.18 Sixty-four students in an preliminary college economics class were asked how many an(prenominal) credit they had earned in college, and how certain they were about their filling of major. Research question: At ? = .01, is the degree of certainty self-sufficing of credits earned?
Credits Earned Very perplexing Somewhat Certain Very Certain Row Total 09 12 8 3 23 1059 8 4 10 22 60 or more than 1 7 11 19 Col Total 21 19 24 64 Ho: certainty and credits earned are independent Ha: certainty and credits earned are dependent I ran...If you wish to get a to the full essay, order it on our website:
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