Psy230 INTRO TO STATISTICS

Safari File Edit View History Bookmarks Window Help O Thu 9:39 PM ... canvas.asu.edu C ASU Quiz: Final Examination - Psy 230 Homework Help - Q&A from Online Tutors - Course Hero Modules Question 8 ASU D Question 1 2 pts Tutoring Time Running: Hide Attempt due: Apr 23 at 11:59pm pter 2-6.pdf Accessibility So when you think about it - and you should - which statistical test compares the ratio 1 Hour, 39 Minutes, 47 Seconds Time in AZ of two variances? Yellowdig NCIAS Ot Labster Dashboard OF O z Op en Shot 18/32 PM D Question 2 2 pts Which statistical test have we discussed tells us whether we can or should proceed with another statistical test, and what is that second statistical test? Chapter 3-6.pdf Ot, F OF, t OF, F OF, Z -1 APR 22 . . .Safari File Edit View History Bookmarks Window Help O Thu 9:39 PM Q ... canvas.asu.edu C ASU Quiz: Final Examination - Psy 230 Homework Help - Q&A from Online Tutors - Course Hero ASU D Question 3 2 pts ter 2-6.pdf When a score achieve's a z = 2.33, what percentile is that score? 90 95 O 1% 99 D en Shot Question 4 2 pts 18/32 PM If z = -2.33, what is the percentile of the raw score represented by that z? O 1% Chapter 3-6.pdf 95% 90% 99% -1 D Question 5 2 pts APR 22 OW SafarIWFile Edit View History Bookmarks Window Help ... l = canvasasu'edu Question 5 The most obvious difference between a z = 2 and a t = 2 is. Think of the width if the tails: 0 no difference Ot>z (V, the probability under the score 0 z>t Question 6 Why use a t-test instead of a z? (T when sample > 30 0 true means are known C) no difference T] when samples canvas.asu.edu C ASU Quiz: Final Examination - Psy 230 Homework Help - Q&A from Online Tutors - Course Hero D Question 7 2 pts ASU NO HEAVY MATH: for a mean = 100 and standard deviation = 15, what percentile is a ter 2-6.pdf score of 145? 98 95 99.87 99 en Shot D Question 8 2 pts 18/32 PM So if an IQ in the top 2% is required for joining the Mensa high IQ club, what IQ is required? Remember IQ mean = 100, sd = 15 Chapter 3-6.pdf 2.05 120 115 O ~ 131 -1 APR 22 . ..Safari File Edit View History Bookmarks Window Help O Thu 9:39 PM Q ... canvas.asu.edu C ASU Quiz: Final Examination - Psy 230 Homework Help - Q&A from Online Tutors - Course Hero ASU D Question 9 2 pts ter 2-6.pdf What is z for the one-tailed rejection region a = 0.05? 1.960 2.330 0.500 O 1.645 en Shot D Question 10 2 pts 18/32 PM Which two belong together? Critical z and p for one-tailed tests. 1.28, 0.05 Chapter 3-6.pdf 1.96, 0.025 2.33, 0.025 1.64, 0.10 -1 D Question 11 2 pts APR 22 OW SafarIWFile Edit View History Bookmarks Window Help 0'13 We PM q o as . . . M \\=_/ 0 l H canvas.asutedu C ' Til ' ii} If x\" 'E 5' Question 11 Which of the following is NOT some indicator of average? 0 inter-quartile range 0 mode 0 median Q arithmetic mean Question 12 The terms mean, median, and mode are all interchangeable. 0 True 0 Question 13 O Q%luiu@ r 0 SafarIWFile Edit View History Bookmarks Window Help L444 . . O l = canvasasu'edu Question 13 What is the difference between measures of dispersion and measures of variability/.9 Group of answer choices none one refers to spread of data the other a center of data kurtosis versus skewness O skewness \"j qualitative versus quantitative 0 central tendency (3, none Question 14 Capital N refers to a _ and NOT a , 7] central tendency (1, population, sample 0 sample, population Safari File Edit View History Bookmarks Window Help O Thu 9:39 PM Q ... canvas.asu.edu C ASU Quiz: Final Examination - Psy 230 Homework Help - Q&A from Online Tutors - Course Hero ASU D Question 14 2 pts pter 2-6.pdf Capital N refers to a. and NOT a central tendency population, sample sample, population kurtosis, skewness en Shot D Question 15 2 pts 18/32 PM s is the symbol for Chapter 3-6.pdf sample standard deviation population mean sums of squares variance -1 D Question 16 2 pts APR 22 W