Tyesha found that the z-statistic was 2.1 and that the critical z-values were -1.96 and 1.96. Which of the following is a valid conclusion based on these results? One can reject the null hypothesis.
One can reject the alternate hypothesis
One can accept the null hypothesis.
One cannot accept or reject the null hypothesis.

a mantle plume is an upwelling of abnormally hot rock within the earth's mantle. as the heads of mantle plumes can partly melt when they reach shallow depths, they are thought to be the cause of volcanic centers known as hotspots and probably also to have caused flood basalts.

step-by-step explanation:

a long term investor

step-by-step explanation:

because he is a long term investor

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