Find and shade the area berween cach pair of z values. Given Curve 1. between --1.93 and 2- 1.55

Q: The probability that a coin is balanced, is .80 and that it is unbalanced is .20. If the coin is…

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Q: Compute the probability of randomly drawing five cards from a deck and getting 3 Aces and 2 Kings…

A: There are 52 card in the deck in which they divided into two color i.e red(26) and black (26). These…

Q: When rolling a number cube 800 times what is the probability that a 2 or 5 would be rolled

A: Total Number of faces = 6 P(2) =1/6 P(5)= 1/6 Now, Probability of 2 or 5 is: P(2∪5)=P(2)+P(5)-P(2∩5)…

Q: 4. Find the probability that from 4 to 8 days will be absent next winter. 5. Find the probability…

A: Let X be the number of days will be absent next winter. probability distribution of X is, X 3 4 5…

Q: The acceptable level for insect filth in a certain food item is 4 insect fragments (larvae, eggs,…

A: Given that: 4 insect fragments. Sample size=n=40 Sample mean=x¯=4.2

Q: is also called as the Median. O a. Second quartile O b. First quartile O C. Lower quartile O d.…

A: We have given that  Median is middle value of the data and it is covered 50% of the data

Q: die is tossed. Find the odds against rolling a number greater than 4. Simplify your answer.

A: Odd against = number of unfavorable / number of favorable. Odd against probability =…

Q: Find the median of the set of data. 84, 72, 221, 152, 266, 249, 239 O A. 183 О В. 221 ОС. 239 O D.…

A: Consider the given data 84, 72, 221, 152, 266, 249, 239. Write the given data in ascending order as,…

Q: There are 4 sets of balls numbered 1 through 9 placed in a bowl. If 4 balls are randomly chosen…

A: Total number of sets = 44 balls are randomly chosen without replacement.Total number of sets (n) =…

Q: The diagram below is made up of midpoints of sides of concentric squares. What is the probability of…

A: Given diagram is

Q: Explain the probability rules with examples.

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Q: Determine the number for which the sum for both dice is 10. Determine the number for which the sum…

A: Given that there is two dice and we know that there will be total 36 outcome so we have find number…

Q: Find the probability that a child flipping an old coin gets the second head on the 8th flip.

A: Here, x=8, k=2 and p=0.5. The general formula for the negative binomial distribution is,…

Q: The number of A's on the last quiz was 7 out of 20. If I randomly choose a quiz paper... a. What is…

A: For geometric distribution, there are four requirements need to be fulfilled. These requirements are…

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Q: find the probability that the educator is a female or an associate professor

A: We have given that an educators at a college were classified according to gender and academic rank.

Q: A single card is drawn from a deck. Find the probability of selecting a jack or a king. Note: Only…

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Q: Determine the probability of drawing a red card and then the ace of spades from a regular deck of…

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Q: Find the probability of obtaining exactly one heart in four drawing from a deck of 52 cards.

A: Let p be the probability of getting heart. Then p = 13/52 = 0.25 Let X denote the number of hearts…

Q: Mildred rolls the dice 300 times. Approximately how many times it will be

A: Given information: Total no. of rolls=300favourable outcomes={3,4,5,6}

Q: There are 4 sets of balls numbered 1 through 11 placed in a bowl. If 4 balls are randomly chosen…

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Q: Refer to the table which summarizes the results of testing for a certain disease. A test subject is…

A: From given :   Positive test Negative test Total Has disease 144 17 161 Does not have disease…

Q: In a bar chart, unlike in a histogram, the bars do not abut. Give a possible reason for that.

A: In a bar chart, categorical or qualitative data is compared. The bars in a bar graph are presented…

Q: In a class, the probability that a student owns a laptop is 0.2. Find the probability that the 5th…

A: We will consider the case of having a laptop as a success.  Probability of success=  0.2 (given) So…

Q: Random assignment signifies.

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Q: A coin is flipped 5 times.  Find the probability of getting at least 3 heads. If you used a table to…

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Q: Give the probability in decimal form (correct to two decimal places). A calculator may be helpful…

A: Given, Total number of calculators produced is 83000 Number of calculators returned to the…

Q: Please write your complete solution (paper). Calculate the probability of rolling a die twice and…

A: Answer - Rolling a dice twice   then                    Sample space (S) = {(1,1), (1,2), (1,3),…

Q: when a single die is rolled, find the probability of gitting a 9.

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Q: In the sketches below, one is the histogram of the values of tickets in a box, and the other is the…

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