To receive a particular professional designation, an individual must pass a specific professional exam.  A preparatory course is available, and individuals who take the preparatory course, pass the professional exam 65% of the time, while individuals who do not take the preparatory course only pass the exam 30% of the time.  Suppose 55% of individuals who take the professional exam have taken the preparatory course.   What percent of individuals who take this exam pass?   The percent of individuals passing is  Blank 1. Calculate the answer by read surrounding text. percent.   Do NOT use the % sign as part of your answer, and do NOT round your answer.

Q: 3. 12 people got an A, 11 people got a B, 31 people got a C, 9 people got a D, and 5 people got an…

A: Percentage can be calculated, suppose for the people who got C as  (No. Of people who obtained C ÷…

Q: A statistics professor made the following histogram for the scores on her class’s first exam.   If…

A: From the Histogram, the scores and the corresponding frequencies are, Given that the passing score…

Q: Assuming the requirements are met for the penny study, what is the lower bound for a 99% confidence…

A: Given that, The sample proportion of 1 and 2 are,

Q: Assuming the requirements are met for the penny study, what is the margin of error for a 95%…

A: given data  n1 = 116    x1 = 80p^1 = x1n1 = 80116 = 0.6897 n2 = 137    x2 = 91 p^2 = x2n2 = 91137 =…

Q: A certain test is worth125 points. How many points (rounded to the nearest point) are needed to…

A: A certain test is worth125 points.

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A:

Q: All freshmen at Roseville High School are required to play exactly one sport. The table below shows…

A: Solution

Q: 50 part-time students were asked how many courses they were taking this term. The (incomplete)…

A: From the given information, # of courses Frequency Relative Frequency=frequency/Total frequency…

Q: 104 concert-goers at the Glass House in Pomona, California were asked if they know how to play an…

A: Here it is given that- Number of concert goers  = 104 Number of concert goers who can play an…

Q: Q.3.5 Determine the average % mark obtained by all students for the English test. Use an appropriate…

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A: we need to find percentage of racers who did not complete the marathon

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A: When 500 junior college students were surveyed,120 said that they have previously owned a…

Q: Actually use drugs 11 Do not use drugs Total Test "positive" Test "negative" 2 13 4 370 374 Total 15…

A:

Q: 4.9 %23 6.3

A: In figure1  Both chords having same distance it means both are equidistance from the center. so x=5

Q: "Save today by switching to SOAR!" is the slogan for SOAR, a cell phone service provider. Logan…

A: Farmula used Standard error=σ/√n Given  n=75, x̄=sample mean=$19.03, standard deviations=σ=$4.71

Q: Complete the following statements: 1. In general, _________% of the values in a data set lie at or…

A: Solution : Definition of percentile - The percentile indicates the values below which given…

Q: In Music, Linda scored 70%, and her score was at the 85th percentile.  In Art, Linda scored 95%,…

A: It is given that the stated person's scores (in percentage) in Music and Art are 70% and 95%…

Q: A survey asked office workers what they like t- do when taking a break from work. Preferred break…

A:

Q: n a survey done in 2010, students in a statistics class were asked, "How do you prefer to use your…

A: The survey result of students is given.

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A: Solution-: Let, S-Mars rovers land in former streambeds        W- historic evidence of water Given:…

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A:

Q: 22 Legacy boys and 19 Legacy girls play flag football. 30 Legacy boys and 32 Legacy girls…

A:

Q: During the first half of the year, 686 patients were admitted to the cardiovascular care unit. Of…

A: From the provided information, Number of patients who were admitted to the cardiovascular during…

Q: This question is not on any test. The table below shows the approximate number of people for three…

A: Given data, Race/Armed Suspect was Armed Suspect was unarmed Total Percent killed that were…

Q: You are working with a neighborhood committee to apply for a grant to buy new playground equipment…

A:

Q: Complete the following statements: 1. In general,________ % of the values in a data set lie at or…

A:

Q: Complete the following statements. a. In general, 80 b. 46 ✓% of the values in a data set lie at or…

A: Note:- Since you have posted a question with multiple subparts we will provide solutions only to the…

Q: Approximately 29% of music lovers like Country Music. Of those who do, 96% do not have mild brain…

A: P(like country music) = 0.29 P(not have mild brain damage | like county music = 0.96

Q: Calculate P(eating breakfast | age 14-17 )

A:

Q: Assuming the requirements are met for the penny study, what is the upper bound for a 90% confidence…

A: given data  n1 =116     x1 =80p^1 = x1n1 = 80116 =0.6897 n2 = 137   x2 = 91 p^2 = x2n2 = 91137 =…

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.