ZuoTi.Pro
Question

Every year sixth-grade students in Ohio schools take proficiency tests. The list of sixth-grade reading score...

Every year sixth-grade students in Ohio schools take proficiency tests. The list of sixth-grade reading score changes from the prior year are given below. Negative values indicate a decrease in score, positive values show an increase, and a zero shows no change from the prior year. Solve through forumulas ONLY and Use the sign test to test the hypothesis that, "on average, reading scores have decreased from the prior year" use alpha = 0.05

-4 -4 -10 -9 -30 6 18 -3 2 -5 -6 -12 -9 1 -1 -2 19 6 -1 -14 -13 5 12 -8 6 -3 -8 -14 -16 -6 2 0 16 -7 6 -11 6 -8 -4 13 9 -12 12 -10

math   Statistics-And-Probability   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

rea d te-< Ahe help f G clxk ok ouActeveidece A 95% af da ce culevad.fe、k.ncdo e2

0 0
Add a comment
Know the answer?
Add Answer to:
Every year sixth-grade students in Ohio schools take proficiency tests. The list of sixth-grade reading score...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • TUDENT NAME TAKE IT HOME Students take many fmn, which is given to students in grades...

    TUDENT NAME TAKE IT HOME Students take many fmn, which is given to students in grades 1 -8. Student scores are reported on a scale that runs achievenent tests. One test is the lowa Test of Basic Skills (ITBS) for Reading from o to 13. Higher scores indicate better performance. The North Snowshoe Community Schools is a school district in lowa. Imagine that the district is evaluating the reading program for students in the 3"d and 4" grades. The district...

  • The same exam was given to all the students in the sixth grade, but they were...

    The same exam was given to all the students in the sixth grade, but they were divided into 4 classrooms. Each classroom had a different distraction taking place except for Room 1 that was the control group and free of noise. Using the scores ranging from 0 to 60 of the students below, state a conclusion about the nature of testing practices used. Control 60 degrees Classical Music Next to Cafeteria 31 53 27 29 16 39 36 18 11...

  • please find mean AND standard deviation Reading scores. The grade-level reading scores from a reading test...

    please find mean AND standard deviation Reading scores. The grade-level reading scores from a reading test given to a random sample of 12 students in an urban high school graduating class are: 7 8 10 7 8 13 14 12 15 11 10 15 a. Find the mean of the reading scores (Type an integer or a decimal. Round to two decimal places.)

  • ACT, Inc., the producer of the ACT test of readiness for college work, also produces tests for 8th and 9th grade students designed to help them to plan for the future. Two of these tests measure read...

    ACT, Inc., the producer of the ACT test of readiness for college work, also produces tests for 8th and 9th grade students designed to help them to plan for the future. Two of these tests measure reading and mathematics achievement. Each has scores that range from 1 to 25. For students tested in the fall of their 8th grade year, the reading test has mean 13.9 and standard deviation 3.63. The mean score on the math test is 14.4 and...

  • A sample of 50 third-grade students had a average of 78 on a math proficiency test,...

    A sample of 50 third-grade students had a average of 78 on a math proficiency test, with a sample standard deviation of 12. Is there enough evidence to conclude that the third-grade sample mean is different from the third-grade population mean of 67? Assume a 0.02 significance level. Use the Critical Value Method of Testing (this means NO P-Values!). In your work space below, you will need to have - 1. The null hypothesis, Ho 2. The alternative hypothesis, H1...

  • Alicia Morales, a sixth-grade teacher, is interested in helping one of her students, Jamie Brown, pay...

    Alicia Morales, a sixth-grade teacher, is interested in helping one of her students, Jamie Brown, pay more attention in class (behavior 1). She wants him volunteer to answer questions more frequently (behavior 2), as well as speak directly to other students during class discussions (behavior 3). Consequently, she decides to use a multiple-baseline design to see if she can increase these behaviors by systematically praising Jamie (the “treatment” she plans to use) whenever one of these behaviors occurs. Ms. Morales...

  • A group of researchers has developed a method that they hypothesize will improve the reading ability...

    A group of researchers has developed a method that they hypothesize will improve the reading ability of at-risk 1st grade students. They randomly selected nine students to participate in their study. The nine students were administered a reading test, then trained for 10 weeks using the new reading program, and then readministered the reading test. The following data are their scores: Subject   1st Reading 2nd Reading                   Score            Score     1               23                19     2               20                19     3               24                 21     4               24                24     5               24                22     6               19                17     7               17                15     8               18                16     9               20                18 What...

  • A study of reading comprehension in children compared three methods of instruction. The three methods of...

    A study of reading comprehension in children compared three methods of instruction. The three methods of instruction are called Basal, DRTA, and Strategies. Basal is the traditional method of teaching, while DRTA and Strategies are two innovative methods based on similar theoretical considerations. The READING data set includes three response variables (posttests) that the new methods were designed to improve. Analyze The Posttest 2 score using ANOVA. a. What is the response variable? Method of instruction Traditional teaching method     Innovative...

  • 1. A sample of freshmen took a reading comprehension test and their scores are summarized below....

    1. A sample of freshmen took a reading comprehension test and their scores are summarized below. If the mean for the general population on this test is u=12, can you conclude that this sample is significantly different from the general population? Use the 4 steps of hypothesis testing. Test with a - .05. Write a conclusion statement about this data. Sample Scores: 16, 8, 8, 6, 9, 11, 13, 9, 10 to slovodni mobbt bub b b

  • ASAP HELP!! A test was given to 50 fourth grade students The scores for the students...

    ASAP HELP!! A test was given to 50 fourth grade students The scores for the students are given below. 93 108 91 116 92 87 100 88 109 110 91 119 88 100 86 119 113 85 103 118 100 112 87 95 95 94 114 87 119 96 113 100 112 100 107 93 91 95 111 108 110 88 117 101 88 97 118 87 114 103 (a) Construct a grouped frequency distribution for the data. Use 85-89...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT