# Past Exam for 960 401 - BASIC STAT FOR RSRCH at Rutgers (RU)

## Exam Information

 Material Type: Exam 3 Professor: Staff Class: 960 401 - BASIC STAT FOR RSRCH Subject: STATISTICS University: Rutgers University Term: Fall 2003 Keywords: HomogeneityPrediction IntervalExpected ValuesBest EstimateSample SizeTest StatisticDecimal PlacesSample ProportionExperimental      ## Sample Document Text

Name: Answers Rutgers ID: December 4, 2003 Exam #3 Statistics 401 (01) Instructions: The exam is closed book but you may use two pages (both sides) of notes. Calcu- lators are permitted. Please show your work on these pages; work not shown will not be credited. For calculations please show at least one intermediate step. Please circle your final answer to each question. When test statistics are requested, be sure to include the proper label (z, t, etc.). There are a total of 6 pages. 1. (9 points) Please give the p-value (exact if possible, a range if necessary) for the following test statistics. Assume two-sided tests, if relevant. (a) z = 2.12 p = 2 ?(1 ? 0.9830) = 2 ? 0.0170 = 0.0340. (b) t = 2.12, df = 14 0.10 > p > 0.05 (c) ?2 = 12.12, df = 4 0.025 > p > 0.01 2. (4 points) Please consider the following information from SPSS. T-Test One-Sample Statistics N Mean Std. Deviation Std. Eror Mean SCORE 10 13.800 3.76534 1.19070 One-Sample Test Test Value = 10 95% Confidence Interval ...

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