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Juan’s first 3 exam scores

Juan’s first 3 exam scores are 85, 93, and 87. What does he need to score on his next exam to average 90 for all 4 exams?let x
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2. asked by Nicole
3. 2,351 views
Use the image to answer the question.A histogram is titled Exam 1 Scores. Given is the histogram of Exam 1 scores from Ms.
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2. asked by hi
3. 124 views
the five number summary of the distribution of scores on a statistics exam is0 26 31 36 50 316 students took the exam. the
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2. asked by Anonymous
3. 2,129 views
A correlatibas .82 was found betweenen number of hours studied and final exam scores. A.students who stuief less received a high
1. 4 answers
2. asked by Anonymous
3. 1,883 views
Scores on an exam are normally distributed with a mean of 73.5 and standard deviation of 8.6. What is the probability that a
1. 1 answer
2. 44 views
Suppose that 20 students take a statistics exam worth 100 points. The standard deviation of the exam scores is 5 points.Which
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2. asked by Anonymous
3. 229 views
The dot plots represent test scores for two different exams. Which of the statements are true?I. Exam 1 has a greater standard
1. 1 answer
2. 125 views
Suppose the scores of students on an exam are Normally distributed with a mean of 297 and a standard deviation of 66. Then
1. 2 answers
2. asked by Please and Thank you!!!
3. 4,153 views
Suppose a certain entrance exam has scores that are normally distributed with a mean score of 78 and a standard deviation of 7.
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2. asked by Adonis
3. 768 views
Ten members of a fraternity take a statistics course. Here are their scores on the first exam in the course.
1. 3 answers
2. asked by Victor
3. 1,009 views