Giving a test to a group of students, the grades and gender are summarized below   A B C Total Male 5 8 12 25 Female 13 18 20 51 Total 18 26 32 76 If one student is chosen at random, Find the probability that the student was female OR got an "C". Round answer 4 places after the decimal if needed.

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You randomly select one card from a 52-card deck. Find the probability of selecting an ace or a 9. O A. 10 O B. 13 2. OC. 13 13 OD. ac #3 % %23 %24

researcher would like to examine the effect of fertilizer on flower growth. She obtains several flowers. She randomly assigns half the plants to the no fertilizer condition. The other half of the plants receive fertilizer. She monitors their growth for a month. She then compares the amount of growth of the two sets of plants. Is there a difference in growth between the no fertilizer and the fertilizer conditions? Use the .05 level of significance. In addition, find Cohen’s d and state what the effect size is in a sentence. Growth Rating No Fertilizer 40,21,27,30, 47 Fertilizer 46,25, 24, 38, 53

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Answer the following. If one card is drawn from a deck, find the probability of getting these result. D. A 4 or 6 E. A 4 or a club F. A 6 or a spade

One card is selected from a deck of cards. Find the probability of selecting a red card or a heart. O A. 4. 3. O B. 4 o Tyne here to search

A quiz consists of 24 multiple-choice questions. Each question has 5 possible answers only one of which is correct. If you answer the questions completely based on guessing, what is the probability that you will answer exactly 4 wrong? a. 0.009 b. almost zero c. 0.367 d. 0.12

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What is the probability that a student selected randomly is a Democrat or a Republican? Do not write the "%" in your answer. Round the answer to the nearest percentage. Totals Republican Independent Democrat 98 68 15 15 Preferred Obama 142 12 25 Preferred McCain 105 240 80 40 Totals 120