Help wanted on finding Standardized test statistic. t. Clear explanations on how to use a calculator or Table to find it. Thanks.

the MyLab and Mastering * @ Do Homework - Hornework B.2 x + mylab.pearson.com/Student/PlayerHomework.aspx?homeworkid-618602479&questionid-98flushed=false&cid=6843907&back=DoAssignment Google Password Required Close [mer your password for "udrah" in :: Apps G Gmal ET Maps @ Youtube . X 5 How to Unlock Dis. & MY Account ) How to Become s., ! Options profit cal-. Internet Accounts. Continue 1 STAT 216, Spring 2022, ORN 23535/23537 (1) GEORGE MAGIGE 04/03/22 2:41 AM @ Homework: Homework 8.2 Question 9, 8.2.19 HW Score: 84.13%%, 35,33 of 42 points Part A of D Points: 0 of 6 Save An engineer wants to know if producing metal bars using a new experimental treatment rather than the conventional treatment makes a difference in the tensile strength of the bars ( the ability to resist tearing when pulled lengthwise). At a = 0.02, answer parts (a] through (o). Assume the population variances are equal and the samples are random. If convenient, use techniology to solve the problem. Treatment Tensile strengths (newtons per square millimeter) D Experimental 388 445 381 381 402 423 382 Conventional 354 397 354 365 369 386 352 430 401 390 The allernative hypothesis, H. (b) Find the critical value(s) and identify the rejection region(s). Enter the critical value('s) below. -2.602 2.602 (Type an integer or decimal rounded to three decimal places as needed, Use a comma to separate answers as needed.) Select the correct rejection region(s) below. OAK -b OB. 126 OC. - 6set ND. 15 - 4-126 (c) Find the standardized test statistic, (Type an integer or decimal rounded to the nearest thousandth as needed.) Check answer Help me solve this View an example Get more help . Clear all MacBook Pro