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SOLVED: 11. Strength of concrete: The compressive strength, in kilopascals was measured for concrete blocks from five different batches of concrete, both three and six days after pouring: The data are as follows:BlockAfter 3 days 1341 1316 1352 After 6 days 1376 1373 13661355 13841327 1358Can you conclude that the mean strength after three days differs from the mean strength after six days? a. State the null and alternate hypotheses. b. Compute the test statistic. c State a conclusion. Use the

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