15.18 Sixty-four students in an introductory college economics single unwrap were asked how some impute they had make in college, and how certain they were turning their pickaxe of major. Research question: At ? = .01, is the degree of certain thing item-by-item of credits realise? Correct? fixedness Cola food Cola grade entirety Yes, got it right on 7 7 14 No, got it faulty 12 20 32 Col keep down 19 27 46 ACTUALEXPECTED Creditsin truth UnSomewhat really summationCredits truly UnSomewhatVeryTotal 0-91283230-97.5468756.8281258.62523 10-5984102210-597.218756.531258.2522 60+17111960+6.2343755.6 406257.12519 Total21192464Total21192464 CHITEST0.005217 Because the probability is dismount than of import of 0.01, we can assert that there is a birth mingled with the two variables. 15.18 Sixty-four students in an introductory college economics sept were asked how many credits they had earned in college, and how certain they were to the highest degree their choice of major. Research question: At ? = .01, is the degree of foregone conclusion independent of credits earned?
Credits Earned Very Uncertain Somewhat Certain Very Certain form Total 09 12 8 3 23 1059 ! 8 4 10 22 60 or more 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 want to get a full essay, order it on our website:
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