A student is taking a multiple choice quiz but forgot to study and so he will randomly guess the answer to each question. There are a total of 12 questions, each with 4 answer choices. Only one answer is correct for each question. The probability that he correctly answers fewer than 2 questions is 0.2322 0.3907 0.1584 0.8416

Q: 28. Scores on a test of reading ability for second graders are normally distributed with a mean of…

A: Given: PZ<z=0.15. Now, look for value 0.15 in the left tailed z-table or the value closer to it.

Q: Please answer number two and can you show how its done in excel.

A: 2)   Null Hypothesis:   H0: The distribution of the percent wound healing is not normal.…

Q: now please answer d and e

A:

Q: A farmer in Indiana wants to examine the relation between the number of very hot days (days when the…

A: Hey, since there are multiple subparts posted, we will answer first three questions in 2nd page. If…

Q: This is one question with several parts. please complete everything needed. thank you.

A: k= 3 Treatments or groups Each group has 6 observation n=3*6= 18 Total observation SSTr= 1924 Sum of…

Q: answer the ones with an x please

A: given that n=1000 p=0.02

Q: ust do number 27.

A: 27) To sketch the contour map and graph of the function:

Q: The answer was only missing the negative sign. Please be careful with signs

A:

Q: Please

A: Here we find solution by Gauss Jorden Method, Inverse of matrix method and varify it.

Q: the present temperature is 55 degrees fahrenheit and the weather bureau is predicting that has a…

A: The present temperature is 55 degrees fahrenheit and the weather bureau is predicting that has a…

Q: answer just letter d  , please

A: Solution:

Q: Bottom answer is wrong, please fix

A: Given data :  The speeds of vehicles on a highway with speed limit 110 km/h are normally distributed…

Q: please complete the last one

A: (x+8)3

Q: k) Give a "real world" interpretation of the residual calculated in part i). k) Make the following…

A: From the provided data we have the regression equation as, y^ =99.17341-1.59249x Part k: The…

Q: the value 61 is wrong its 62. Please recheck your work once

A: First 2 step is correct.

Q: Please answer #6 now.

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Q: hi only apr is correct

A:

Q: cole to toolo orsdingies bolcovon AVOMA YAw-ono A 0 23. Based upon the results, does the professor…

A: Since p=0.002<alpha=0.05 Then variable are significant, now we check pair wise comparison then we…

Q: Please look at the Pic and please help me understand how you would know/find the answer.  Many…

A: