The diagram below shows a cross section of a stem. What is t…
The diagram below shows a cross section of a stem. What is the structure labelled Y and one of its functions? [pic] | |Structure Y |Function | |A. |phloem |storage of water and | | | |starch | |B. |xylem |mechanical support | |C. |phloem |gas exchange | |D. |xylem |transport of sugars | |E. |sclerenchyma |storage of starch |
Read DetailsFrom a sample of 400 items, 14 are found to be defective. Th…
From a sample of 400 items, 14 are found to be defective. The point estimate of the population proportion defective will be: [Formula: Sampling distribution of the sample proportion p ^ = x n E ( P ^ ) = p σ p ^ = p ( 1 – p ) n z = p ^ – p p ( 1 – p ) n
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