For a random variable X, you are given Calculate Pr(0.5 < x≤ 2.0). Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a 7/16 b 9/16 с d 11/16 15/16 e 1 F(x)= (o 1 x < 0 0≤x≤ x > 2
Q: Use the data in the following table, which lists drive-thru order accuracy at popular fast food…
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Q: Use the data in the following table, which lists drive-thru order accuracy at popular fast food…
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Q: Use the data in the following table, which lists drive-thru order accuracy at popular fast food…
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- The heights (in inches) of 10adult males in an office are listed below. a. Find the standard deviation. Show the table (two columns) with all entries and the formula with appropriate entries. E(x-x)² S = 70 72 71 70 69 73 69 68 70 60 n-1Find the indicated probability and interpret the result. From 1975 through 2020, the mean annual gain of the Dow Jones Industrial Average was 653. A random sample of 33 years is selected from this population. What is the probability that the mean gain for the sample was between 400 and 800? Assume σ = 1540. The probability is ☐ (Round to four decimal places as needed.)Claim: Most adults would erase all of their personal information online if they could. A software firm survey of 566 randomly selected adults showed that 60% of them would erase all of their personal information online if they could. Find the value of the test statistic. estion He The value of the test statistic is (Round to two decimal places as needed.) ults would erase all
- dont answer by pen paperWhen a group of subjects entered a room, researchers recorded both the color of shirt worn by thesubject, and whether or not the subject smiled. The results are recorded below. With 0.05significance, test the claim that color of shirt and smiling are independent. Use your calculator.Smiled No SmileGreen Shirt 15 10Blue Shirt 13 7Yellow Shirt 5 8Compute the z score in the following scenario:Raw score = 28Mean = 20SD = 2The Z score is __________.
- S K Use the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table. Drive-thru Restaurant C B 275 Order Accurate Order Not Accurate If one order is selected, find the probability of getting an order that is not accurate. View an example Get more help - 31 The probability of getting an order that is not accurate is (Round to three decimal places as needed.) ► 149 NextHi I am stuck, can I get help pleasein a math class , studenys are given task of the collection of data on the age of custo,ers for a clothimg establishment of thier choosing George randmly selects days and times to gather data at the store on the stanford campus Mary randomly selrctd days and times to gather data a the in - n -out near the stanford campus out of the 2 , which studets data will have smallrer standard devaition .kindly explain why hint -ur answer must hint to what charcyeristics of data will lead to smaller st devaition
- Pl Assume that thermometer readings are normally distributed with a mean of 0°C and a standard deviation of 1.00°C. A thermometer is randomly selected and tested. For the case below, draw a sketch, and find the probability of the reading. (The given values are in Celsius degrees.) Between 0.50 and 2.00 Click to view page 1 of the table. Click to view page 2 of the table. Draw a sketch. Choose the correct graph below. OA. OB. О в. C. z-0.50 z-2.00 z-0.50 z-2.00 z-0.50 z-2.00 The probability of getting a reading between 0.50°C and 2.00°C is. Click to select your answer(s). atv 4 4. MacBook Air F10 F11 F9 F6 F7 F8 임미 F3 F5 F4 F2 F1 & %$4 4. #3 9- 6.012 = √n1(012+d12)+n2(022+d22)/n1+n2 is I need answer within 3 minutes with my best wishes y .A Combined Standard Deviation .B Coefficient of variationUse a= .01 and one tailed test t= -2.50, df =25. reject, fail to reject t= 4.00, df =35. reject, fail to reject t= -1.55, df= infinty symbol. reject, fail to reject